fix error in areas query (no limit was used)

src/ref_geo/routes.py

@@ -229,8 +229,6 @@ def get_areas():
 
     limit = int(params.get("limit")[0]) if params.get("limit") else 100
 
-    data = db.session.scalars(query.limit(limit)).unique().all()
-
     # allow to format response
     format = request.args.get("format", default="", type=str)
 
@@ -239,7 +237,7 @@ def get_areas():
         fields |= {"+geojson_4326"}
         query = query.options(undefer("geojson_4326"))
 
-    data = db.session.scalars(query).unique().all()
+    data = db.session.scalars(query.limit(limit)).unique().all()
     response = [d.as_dict(fields=fields) for d in data]
     if format == "geojson":
         # format features as geojson according to standard